Represents the method that will handle the VersionUpgrade event of a form.
Assembly: Microsoft.Office.InfoPath (in Microsoft.Office.InfoPath.dll)
The code skeleton for an event handler associated with the VersionUpgrade event, which uses the VersionUpgradeEventHandler delegate, should be added only from the Microsoft InfoPath user interface. For more information on how to add event handlers in InfoPath, see How to: Add an Event Handler.
This type or member can be accessed from code running in forms opened in Microsoft InfoPath Filler or in a Web browser.
For an example of using the VersionUpgradeEventHandler delegate, see the sample code in the VersionUpgrade event of the FormEvents class.